| Customization: | Available |
|---|---|
| Compound Material: | Steel Plastic Composite Pipe |
| Material: | PEX-Al-PE |
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Underground Flame Retardant Colored Steel Pipe is the pinnacle of safety and durability in underground piping solutions. Crafted from premium-grade steel and enveloped in a specialized flame retardant coating, this pipe provides unparalleled protection against fire hazards. The vibrant colored outer layer not only enhances visibility but also ensures easy identification, making it an essential choice for underground installations where safety is non-negotiable. Featuring robust construction and exceptional flame retardant properties, this pipe excels in demanding industries such as mining, construction, and infrastructure development. With its reliable performance and enduring longevity, it stands out as the preferred solution for underground piping systems in the harshest environments.
| Clamp Connection | Flange Connection |
1. Durability : Crafted from premium-grade steel, our Industrial Anti-Corrosion Spiral Steel Pipe showcases remarkable durability and corrosion resistance. This ensures your underground systems remain efficient and intact for years to come.
2. Fire Safety : The flame-retardant coating provides superior fire protection, significantly lowering the risk of fire incidents in subterranean setups and keeping your operations safe.
3. Visibility : With its brightly colored exterior, the pipe is easy to identify and locate in underground environments, enhancing safety measures and simplifying maintenance procedures.
4. Versatility : Perfect for diverse applications such as mining, construction, and infrastructure projects, our underground flame-retardant colored steel pipe offers adaptable solutions for various piping needs.
5. Compliance : Fully compliant with rigorous safety standards and regulatory requirements, our pipe provides operators with reassurance and ensures adherence to industry regulations.
6. Cost-Effectiveness : Despite its advanced features and superior performance, our pipe remains an economical choice, delivering exceptional value and long-term cost savings over its lifespan.
| Product Specification |
| Nominal diamter /mm | Nominal Pressure / Mpa | |||||||||||||||||||
| 0.8 | 1.0 | 1.25 | 1.6 | 2.0 | 2.5 | 3.0 | 3.5 | 4.0 | 5.0 | 6.3 | 7.0 | 8.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | |
| Nominal Wall Thickness / mm | ||||||||||||||||||||
| 50 | / | / | / | 4.5 | 5.0 | 5.5 | 5.5 | 5.5 | 6.0 | 8.5 | 9.0 | 9.5 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.5 | 10.5 |
| 63 | / | / | / | 4.5 | 5.0 | 5.5 | 5.5 | 5.5 | 6.5 | 8.5 | 9.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.5 | 10.5 | 11.5 | 11.0 | 11.0 |
| 75 | / | / | / | 5.0 | 5.0 | 5.5. | 6.0 | 6.0 | 9.5 | 9.5 | 9.5 | 10.5 | 10.5 | 10.5 | 11.5 | 11.5 | 12.0 | 12.0 | 12.0 | 12.0 |
| 90 | / | / | / | 5.5 | 5.5 | 5.5 | 6.0 | 6.0 | 10.0 | 10.5 | 10.5 | 11.5 | 11.5 | 11.5 | 12.0 | 12.0 | 12.0 | 12.0 | 12.5 | 13.0 |
| 110 | / | 5.5 | 5.5 | 7.0 | 7.0 | 7.5 | 8.5 | 8.5 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.5 | 13.5 | 14.5 | 14.5 | 15.5 |
| 125 | / | 5.5 | 5.5 | 7.5 | 8.0 | 8.5 | 9.5 | 9.5 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.5 | 15.5 |
| 140 | / | 5.5 | 5.5 | 8.0 | 8.5 | 9.0 | 9.5 | 9.5 | 11.0 | 11.0 | 13.0 | 13.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.0 | 16.0 | 16.5 |
| 160 | / | 6.0 | 6.0 | 9.0 | 9.5 | 10.0 | 10.5 | 10.5 | 11.0 | 12.0 | 14.0 | 14.0 | 15.0 | 15.0 | 15.0 | 15.5 | 16.0 | 16.0 | 17.0 | 17.0 |
| 180 | / | 6.0 | 6.0 | 9.5 | 10.5 | 1.0 | 12.0 | 12.5 | 13.0 | 13.0 | 14.0 | 15.0 | 15.0 | 15.0 | 15.0 | 15.5 | 16.0 | 17.0 | / | / |
| 200 | / | 6.0 | 6.0 | 9.5 | 10.5 | 11.0 | 12.0 | 12.5 | 13.0 | 13.0 | 15.0 | 15.0 | 15.0 | 15.0 | 16.0 | 17.0 | 17.0 | / | / | / |
| 225 | / | 8.0 | 8.0 | 10.0 | 10.5 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 14.0 | 15.0 | 16.0 | 17.0 | 17.0 | / | / | / | / | / |
| 250 | 8.0 | 10.5 | 10.5 | 12.0 | 12.0 | 12.5 | 14.0 | 14.0 | 14.0 | 15.0 | 16.0 | 17.0 | 17.0 | / | / | / | / | / | / | / |
| 280 | 9.5 | 11.0 | 11.0 | 13.0 | 13.0 | 15.0 | 15.0 | 17.0 | 17.0 | 18.0 | 18.0 | 19.0 | 20.0 | / | / | / | / | / | / | / |
| 315 | 9.5 | 11.5 | 11.5 | 13.0 | 13.0 | 15.0 | 15.0 | 18.0 | 18.0 | 19.0 | 20.0 | / | / | / | / | / | / | / | / | / |
| 355 | 10.0 | 12.0 | 12.0 | 14.0 | 14.0 | 17.0 | 17.0 | 19.0 | 19.0 | 20.0 | 21.0 | / | / | / | / | / | / | / | / | / |
| 400 | 10.5 | 12.5 | 12.5 | 15.0 | 16.0 | 17.0 | 17.0 | 19.0 | 21.0 | / | / | / | / | / | / | / | / | / | / | / |
| 450 | 11.5 | 13.5 | 13.5 | 16.0 | 18.0 | 18.0 | 19.0 | 20.0 | 21.0 | / | / | / | / | / | / | / | / | / | / | / |
| 500 | 12.5 | 15.5 | 15.5 | 18.0 | 19.0 | 22.0 | 23.0 | 24.0 | / | / | / | / | / | / | / | / | / | / | / | / |
| 560 | 17.0 | 20.0 | 20.0 | 22.0 | 22.0 | 24.0 | 26.0 | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 630 | 20.2 | 23.0 | 23.0 | 26.0 | 26.0 | 28.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 710 | 23.0 | 26.0 | 28.0 | 30.0 | 32.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 800 | 27.0 | 30.0 | 32.0 | 34.0 | 36.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 900 | 29.0 | 33.5 | 35.0 | 38.0 | 40.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 1000 | 34.0 | 37.0 | 40.0 | 45.0 | 47.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| 1200 | 38.0 | 40.0 | 43.0 | 50.0 | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / | / |
| Note: can be customized by customer's needs. | ||||||||||||||||||||
Donghong boasts an impressive team of over 200 R&D personnel and holds more than 100 patents. Utilizing prestigious national technology research and development platforms such as the National Enterprise Technology Center, the National CNAS Laboratory, the Academician Expert Workstation, and the Post-doctoral Workstation, Donghong leads cutting-edge research in the digitalization, informatization, and intelligentization of pipeline engineering. This solid foundation allows us to spearhead advances in the engineering pipeline industry, supporting crucial national strategic projects and essential public welfare initiatives such as the South-to-North Water Diversion, Huangzhilin, Hanzhiwei, Beijing-New Zealand Expressway, and the One Belt, One Road initiative.
Further contributions to national key strategic projects and essential public welfare initiatives encompass the 'Two Clear and One Tip' project, standardized farmland development, urban and rural water supply integration, Liren gas, and centralized heat supply, among others. Donghong remains deeply engaged in these vital endeavors, cementing our role as a pivotal player in enhancing national infrastructure and improving the quality of life for communities.
1. Does your product meet international standards?
Our products proudly surpass international standards, having earned the CE, BV, ISO, and WARS certifications. Each figure reported exceeds standard benchmarks. Please feel free to inform us of any specific national standard you need, and we will verify or test accordingly for you.
2. What types of services do you offer?
Shandong Donghong Pipe Industry Co., Ltd., as a premier manufacturing factory, offers comprehensive services including pipe products, pipe fittings, packaging, and shipping. As a seasoned consulting company, we provide project consulting advice, pipe system solutions, and design recommendations. Additionally, as an engineering-centric enterprise, we deliver pipeline contracting, pipe repair services, and free maintenance guidance.
3. Do you provide OEM/ODM services?
Absolutely! We offer extensive customization options in materials, specifications, logos, packaging, and connection methods. Moreover, our expert team provides tailored solutions for your specific projects, as evidenced by our numerous successful case studies.
4. What are your payment terms?
We accept T/T or L/C at sight.
5. How do you ensure the quality of your products?
We invite all customers to visit our facility to inspect our products firsthand. Additionally, we can perform rigorous tests as per your requirements before confirming the order. Furthermore, we offer sample dispatching prior to bulk production, allowing customers to perform their own quality assessments.
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